Lucy Moore's
Walnut whirl
![](https://thegreatbritishbakeoff.co.uk/wp-content/uploads/formidable/6/33DFC002-9F62-466A-A43A-505448441BAB-450x450.jpeg)
- Bake type: Desserts
- Made in: Chelmsford
- Skill level: Hard
- Time taken: 3 hours
About this Bake
Inspired by the Technical Challenge in the GBBO 2020 Final.
Top tip
Cool the biscuits on a board in the fridge so, when you pipe the marshmallow and ganache, it stays nice and cool!